Home / 18,554.24-27,837.50-12,338.70

Finding the Fourth Proportional to 18,554.24, 27,837.50 and 12,338.70

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Solution

The fourth proportional to 18,554.24, 27,837.50 and 12,338.70 is: 18,512.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,554.24 : 27,837.50 = 12,338.70 : x
  2. Step 2: Convert to fraction form
    18,554.24/27,837.50 = 12,338.70/x
  3. Step 3: Cross multiply
    18,554.24x = 27,837.50 × 12,338.70
  4. Step 4: Simplify right side
    18,554.24x = 343,478,499.56
  5. Step 5: Solve for x
    x = 343,478,499.56/18,554.24
  6. Step 6: Final answer
    x = 18,512.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.